Letâs face it: Most of us don't give much thought to our pee before we flush it out of sight. But the basic details of your urine -- color, smell, and how often you go -- can give you a hint about whatâs going on inside your body. Pee is your bodyâs liquid waste, mainly made of water, salt, and chemicals called urea and uric acid. Your kidneys make it when they filter toxins and other bad stuff from your blood.
Further refining may be performed using one of two processes. In cementation, the acidic solution of copper is deposited on to scrap iron in an oxidation-reduction reaction. After sufficient amounts of copper have been plated, the copper is further refined using the pyrometallurgical process.
5.Lower the. straight. aluminum wire into the test tube containing the copper(II) chloride solution. 6.Place the test tube in a boiling water bath (1 L beaker containing about 800 mL of boiling water on a hot plate set to high) for about 10 to 15 minutes.The reaction is complete when the solution becomes colorless.o this on some paper towel (not on the lab table/counter, please!). Be careful of the wireâs sharp edges. The safest way to clean the wire is to brush it on a flat surface away from your body. Record the mass of the clean aluminum to the nearest 0.01 g.